Home / 162,840,623.80-244,260,935.70-72,141,359.80

Finding the Fourth Proportional to 162,840,623.80, 244,260,935.70 and 72,141,359.80

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Solution

The fourth proportional to 162,840,623.80, 244,260,935.70 and 72,141,359.80 is: 108,212,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,840,623.80 : 244,260,935.70 = 72,141,359.80 : x
  2. Step 2: Convert to fraction form
    162,840,623.80/244,260,935.70 = 72,141,359.80/x
  3. Step 3: Cross multiply
    162,840,623.80x = 244,260,935.70 × 72,141,359.80
  4. Step 4: Simplify right side
    162,840,623.80x = 17,621,316,047,418,364
  5. Step 5: Solve for x
    x = 17,621,316,047,418,364/162,840,623.80
  6. Step 6: Final answer
    x = 108,212,039.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.